Commit 331aa46a authored May 09, 2020 by Geoff Levand Committed by Michael Ellerman May 19, 2020

powerpc/head_check: Avoid broken pipe



Remove the '-m4' option to grep to allow grep to process all of nm's
output.  This avoids the nm warning:

  nm terminated with signal 13 [Broken pipe]

Signed-off-by: Geoff Levand <geoff@infradead.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/872b6c84a4250ff140e476c62cabe9e56a02b6c2.1589049250.git.geoff@infradead.org

parent f61200d3

arch/powerpc/tools/head_check.sh

+1 −1

Original line number	Diff line number	Diff line
		@@ -46,7 +46,7 @@ nm="$1"
		vmlinux="$2"

		# gcc-4.6-era toolchain make _stext an A (absolute) symbol rather than T
		$nm "$vmlinux" \| grep -e " [TA] _stext$" -e " t start_first_256B$" -e " a text_start$" -e " t start_text$" -m4 > .tmp_symbols.txt
		$nm "$vmlinux" \| grep -e " [TA] _stext$" -e " t start_first_256B$" -e " a text_start$" -e " t start_text$" > .tmp_symbols.txt


		vma=$(cat .tmp_symbols.txt \| grep -e " [TA] _stext$" \| cut -d' ' -f1)